Connection hub for a surgical instrument



FIG. 1 is a bottom perspective view of a connection hub for a surgical instrument in accordance with the new design;

FIG. 2 is a top perspective view of the connection hub of FIG. 1;

FIG. 3 is a front view of the connection hub of FIG. 1, the rear, left side, and right side being mirror images; and,

FIG. 4 is a top plan view of the connection hub of FIG. 1.

The broken lines in the figures are directed to portions of the connection hub for a surgical instrument that form no part of the claim. 

CLAIM The ornamental design for a connection hub for a surgical instrument, as shown and described. 